Inside Macintosh: Networking With Open Transport / Part 2 - Open Transport Reference

Chapter 26 - Ports Reference / Functions

Getting Information About Ports /

OTGetProviderPortRef

Identifies the port associated with a given provider.

C INTERFACE

OTPortRef OTGetProviderPortRef(ProviderRef ref);

C++ INTERFACE

OTPortRef TProvider::GetOTPortRef();

PARAMETERS

ref

The provider for which you wish to obtain the port.

function result

See Discussion.

DISCUSSION

The OTGetProviderPortRef function returns the port reference for the provider identified by the ref parameter. If the function returns kOTInvalidPortRef, then either no port was associated with this provider or there were multiple associated ports and Open Transport did not know which to return.